import React from 'react'
import { useState } from 'react'
import ComA from './ComA';
import ComB from './ComB';

export default function Channel() {
    // 父组件负责状态管理
    const [stateA,setStateA]=useState("A")
    const [stateB,setStateB]=useState("B")

  return (
    <div>
      <ComA stateA={stateA} setStateB={setStateB} setStateA={setStateA}/>
      <ComB stateB={stateB} setStateA={setStateA} setStateB={setStateB}/>
    </div>
  )
}
